Home / 3,612.37-4,985.90-2,040.97

Finding the Fourth Proportional to 3,612.37, 4,985.90 and 2,040.97

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Solution

The fourth proportional to 3,612.37, 4,985.90 and 2,040.97 is: 2,817.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.37 : 4,985.90 = 2,040.97 : x
  2. Step 2: Convert to fraction form
    3,612.37/4,985.90 = 2,040.97/x
  3. Step 3: Cross multiply
    3,612.37x = 4,985.90 × 2,040.97
  4. Step 4: Simplify right side
    3,612.37x = 10,176,072.32
  5. Step 5: Solve for x
    x = 10,176,072.32/3,612.37
  6. Step 6: Final answer
    x = 2,817.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.